Here are some tips for beating Thunderbird:
I sure hope that extensive answer helps!
Beat... Zelda...? What in the name of Krixus? Zelda is on your side.
look at the Zelda Walkthrough.
beat gandadorf
Beat dungeons 1, 2 and 3 as young Link.
The boss of level 2, the Moon dungeon, is a Dodongo, and to beat it, simply drop a bomb in front of it so it can swallow it. You have to do this twice in order to beat it.
you have to beat Ganondorf
Beat Ganon, der.
To beat Zelda P.H., get all the Spirits, get the 3 pure metals, get the Phantom Sword, beat Bellum, sink the Ghost Ship, beat Bellum (again?) ,-oh its over then!!!
restart it
beat phantom gonon.
you have to beat goht the boss
beat ness 3 times with out loseing 3 lives